The Seiko 7N42-0EY0 is a watch model based on the 7N42 movement.
Parts List
| 290AC4JN02 | crystal - crystal (inorganic) |
| 8K40ANSNG1 | crown - crown (3h) |
| 8K40ANSNW1 | crown - crown (3h) |
| 0F270BAD2 | case back gasket - case back gasket |
| M03N1CLK | band - link |
| M03N1JLK | band - link |
| M03N1KLK | band - link |
| M03N221C0 | band - metal band |
| M03N221C9 | band - metal band |
| M03N221J0 | band - metal band |
| M03N221K0 | band - metal band |
| M03N222K0 | band - metal band |
| M03N2KLK | band - link |
| H00P14SA13D | clasp - clasp |
| H00P14SA14D | clasp - clasp |
| H00P14SE05D | clasp - clasp |
| H00P14SE08D | clasp - clasp |
| 1AG080LABD9 | hand - hour hand |
| 1BB080L2BD9 | hand - hour hand |
| 2BB120L6BD9 | hand - minute hand |
| 2BG120LABD9 | hand - minute hand |
| 3AA125F0ANG | others - second hand |
| 3AA125F0ANS | others - second hand |
| 1BB080L2BDG | others - hour hand |
| 2BB120L6BDG | others - minute hand |
| 1AG080LABDG | others - hour hand |
| 2BG120LABDG | others - minute hand |
| 0351892 | others - winding stem |
| 82737920 | others - case ring |
| 0878580 | others - date dial |
| 0878587 | others - date dial |
| 7N420EY0 | others - case back |
| 7N420EY001A | others - case |
| 7N420EY001B | others - case |
| 7N420EY002A | others - case |
| 7N420EY002B | others - case |
| 7N420EY003A | others - case |
| 7N420EY003B | others - case |
| 7N420EY004A | others - case |
| 7N420EY004B | others - case |
| 7N420HM0XB13 | others - dial |
| 7N420HM0XS14 | others - dial |
| 7N420HM0XS23 | others - dial |
| 7N420HM8XB13 | others - dial |
| 7N420HM8XS14 | others - dial |
| 7N420HM8XS23 | others - dial |
| 7N420HN0XG14 | others - dial |
| 7N420HN0XS13 | others - dial |
| 7N420HN8XG14 | others - dial |
| 7N420HN8XN14 | others - dial |
| 7N420HN8XS13 | others - dial |
| 7N423 | others - machine code |
| S200BS | others - push pin |
| Z160TS | others - push pin (clasp and band) |
| AD006BAD1 | others - crown and stem gasket |
| M03N22KEP | others - endpiece |
| M03N21CEP | others - endpiece |
| M03N21JEP | others - endpiece |
| M03N21KEP | others - endpiece |